Declension table of ?niveṣya

Neuter	Singular	Dual	Plural
Nominative	niveṣyam	niveṣye	niveṣyāṇi
Vocative	niveṣya	niveṣye	niveṣyāṇi
Accusative	niveṣyam	niveṣye	niveṣyāṇi
Instrumental	niveṣyeṇa	niveṣyābhyām	niveṣyaiḥ
Dative	niveṣyāya	niveṣyābhyām	niveṣyebhyaḥ
Ablative	niveṣyāt	niveṣyābhyām	niveṣyebhyaḥ
Genitive	niveṣyasya	niveṣyayoḥ	niveṣyāṇām
Locative	niveṣye	niveṣyayoḥ	niveṣyeṣu

Compound niveṣya -

Adverb -niveṣyam -niveṣyāt